Bump flask from 2.1.0 to 2.3.2 (#16)

Bumps [flask](https://github.com/pallets/flask) from 2.1.0 to 2.3.2.
- [Release notes](https://github.com/pallets/flask/releases)
- [Changelog](https://github.com/pallets/flask/blob/main/CHANGES.rst)
- [Commits](pallets/flask@2.1.0...2.3.2)

---
updated-dependencies:
- dependency-name: flask
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

requirements.txt

@@ -10,7 +10,7 @@ charset-normalizer==3.1.0
 click==8.0.0
 clickclick==20.10.2
 connexion==2.6.0
-Flask==2.1.0
+Flask==2.3.2
 Flask-Admin==1.5.8
 Flask-APScheduler==1.12.3
 Flask-BasicAuth==0.2.0